Ntlafatsa Melato e Nepahetseng: Utloisisa Phoso e Felletseng, E amanang le Reference
Tekanyong ea li-automation le indastering, ho nepahala hoa bohlokoa. Mantsoe a kang "±1% FS" kapa "class 0.5" a atisa ho hlaha libukeng tsa lisebelisoa tsa lisebelisoa-empa a hlile a bolela'ng? Ho utloisisa phoso e feletseng, phoso e lekanyelitsoeng, le phoso ea litšupiso (ka botlalo) ho bohlokoa bakeng sa ho khetha lisebelisoa tse nepahetseng tsa tekanyo le ho netefatsa ts'ebetso e nepahetseng.
1. Phoso e Feletseng: Ho Bala Ha Hao ho Hole Hakae?
Tlhaloso:
Phoso e felletseng ke phapang lipakeng tsa boleng bo lekantsoeng le boleng ba 'nete ba bongata. E bontša phapang e khōlō—e ntle kapa e mpe—pakeng tsa se baloang le seo e leng ’nete.
Foromo:
Phoso e Feletseng = Boleng bo Lekanyelitsoeng − Boleng ba 'Nete
Mohlala:
Haeba sekhahla sa phallo e le 10.00 m³/s, 'me flowmeter e bala 10.01 m³/s kapa 9.99 m³/s, phoso e felletseng ke ±0.01 m³/s.
2. Phoso e Lekaneng: Ho Metha Tšusumetso ea Phoso
Tlhaloso:
Phoso e amanang e hlahisa phoso e felletseng joalo ka peresente ea boleng bo lekantsoeng, e leng ho nolofalletsang ho bapisa likala tse fapaneng.
Foromo:
Phoso e Lekanyelitsoeng (%) = (Phoso e Feletseng / Boleng bo Lekanyelitsoeng) × 100
Mohlala:
Phoso ea 1 kg nthong ea 50 kg e baka phoso e lekanyelitsoeng ea 2%, e bonts'a hore na ho kheloha ho bohlokoa hakae maemong.
3. Phoso ea Litšupiso (Phoso ea Sekala se Feletseng): Metric e Ratoang ea Indasteri
Tlhaloso:
Phoso ea litšupiso, eo hangata e bitsoang "full-scale error" (FS), ke phoso e felletseng e le liperesente tsa mefuta eohle e lekantsoeng ea sesebelisoa - eseng feela boleng bo lekantsoeng. Ke mokhoa o sebelisoang ke baetsi ba metric ho hlalosa ho nepahala.
Foromo:
Phoso ea Reference (%) = (Phoso e Felletseng / Sekala se Feletseng) × 100
Mohlala:
Haeba tekanyo ea khatello e na le moeli oa 0-100 le phoso e feletseng ea ± 2 bar, phoso ea eona ea litšupiso ke ± 2% FS-e itšetlehileng ka khatello ea sebele ea khatello.
Hobaneng ho le Bohlokoa: Khetha Seletsa se Nepahetseng ka Kholiseho
Metrics ena ea liphoso ha se khopolo-taba feela - e ama ka kotloloho taolo ea ts'ebetso, boleng ba sehlahisoa, le melao ea tsamaiso. Har'a tsona, phoso ea litšupiso ke eona e sebelisoang haholo bakeng sa ho hlopha ho nepahala ha lisebelisoa.
Malebela a Pro: Ho khetha tekanyo e tšesaane ho sesebelisoa sa mefuta e mengata ho fokotsa phoso e felletseng bakeng sa ho nepahala ho tšoanang %FS - ho ntlafatsa ho nepahala.
Tseba Litekanyo Tsa Hao. Ntlafatsa ho Nepaha ha Hao.
Ka ho utloisisa le ho sebelisa mehopolo ena e meraro ea liphoso, baenjiniere le litsebi ba ka khetha lisebelisoa ka bohlale haholoanyane, ba hlalosa liphetho ka kholiseho e kholoanyane, le ho rala litsamaiso tse nepahetseng haholoanyane tikolohong ea boiketsetso le taolong.
Nako ea poso: May-20-2025